AirHint found the following cheapest return flights from Delhi (DEL) to Barcelona (BCN) in October 2025 (see full year).

Return flights

17 Oct - 24 Oct	Saudia
01 Oct - 10 Oct	Saudia
03 Oct - 10 Oct	Saudia
01 Oct - 09 Oct	Saudia
15 Oct - 25 Oct	Saudia
01 Oct - 07 Oct	Saudia
03 Oct - 12 Oct	Saudia
05 Oct - 12 Oct	Kuwait Airways
27 Oct - 04 Nov	Finnair
09 Oct - 16 Oct	Etihad Airways
01 Oct - 24 Oct	Etihad Airways
30 Oct - 25 Nov	Finnair
30 Oct - 12 Nov	Finnair
27 Oct - 03 Nov	Finnair
29 Oct - 07 Nov	Finnair
30 Oct - 05 Nov	ITA Airways

Also check the deals for one-way flights from Delhi to Barcelona in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Delhi to Barcelona in October from $412

Return flights